On a street, each house has an address between 1000 and 1049, inclusive. At least how many houses are there if it is guaranteed that at least two of them have addresses that are consecutive integers? Give a specific number (no binomial coefficients or factorials).

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?

Common binomial factor of 6x(3x+7)+5(3x+7)